Intermediate Anterior Intercostal Arteries Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Where do anterior intercostal arteries arise in the first six spaces?
- Superior epigastric artery
- Costocervical trunk
- Descending thoracic aorta
- Internal thoracic artery
Q2. Where do anterior intercostal arteries arise in the seventh through ninth spaces?
- Superior epigastric artery
- Musculophrenic artery
- Posterior intercostal artery
- Pericardiacophrenic artery
Q3. Why are there no anterior intercostal arteries in the lowest two intercostal spaces?
- The aorta ends at the ninth rib
- Their anterior arterial sources do not extend there
- Those spaces contain no nerves
- Those spaces contain no muscles
Q4. How are the two anterior intercostal arteries in a typical space positioned?
- Both within the sternum
- Along opposite margins of adjacent ribs
- Both within the lung
- Both inside the vertebral canal
Q5. Which vessels complete arterial connections across an intercostal space?
- Pulmonary and bronchial arteries
- Carotid and vertebral arteries
- Anterior and posterior intercostal arteries
- Coronary and pericardial arteries
Q6. Which structure gives rise to the internal thoracic artery?
- Subclavian artery
- Thoracic aorta
- Aortic arch directly
- Axillary artery
Q7. The anterior intercostal arteries help supply which nearby membrane?
- Peritoneum of the pelvis
- Visceral pericardium only
- Cerebral dura
- Parietal pleura
Q8. Which branch of the internal thoracic artery continues along the costal margin?
- Pericardiacophrenic artery
- Superior epigastric artery
- Perforating branch
- Musculophrenic artery
Q9. Which vessels provide the posterior component of intercostal arterial supply in most spaces?
- Posterior intercostal arteries
- Superior phrenic arteries
- Pericardial branches
- Esophageal arteries
Q10. Which statement best describes anterior intercostal arterial supply?
- Superior epigastric supplies all spaces
- Internal thoracic above, musculophrenic below
- Musculophrenic supplies all eleven spaces
- Thoracic aorta supplies all spaces anteriorly